#include <stdio.h>
#include <string.h>
int main(int argc, char const *argv[])
{
    int arr[] = {11, 22, 33, 44};
    int *parr = arr;
    *(parr + 2) = 20;
    parr[3] = 55;
    printf("arr[2]=%d,arr[3]=%d\n", arr[2], arr[3]);
    for (int i = 0; i < 4; i++)
    {
        printf("%d，", *parr);
        parr++;
    }

    return 0;
}
